/**
 *  This file is part of AugeasWH.
 *
 *  AugeasWH. is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  AugeasWH. is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with AugeasWH.  If not, see <http://www.gnu.org/licenses/>.
 */

package cz.fit.vutbr.pis2012.augeaswh.managers;

import java.util.List;

import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

import cz.fit.vutbr.pis2012.augeaswh.persistence.SlotsStockItem;


@Stateless
public class SlotsStockItemsManager {

	@PersistenceContext
	private EntityManager em;
	
	public List<SlotsStockItem> getSlotsStockItems() 
	{
		@SuppressWarnings("unchecked")
		List<SlotsStockItem> list = em.createQuery("SELECT st FROM StockItem st").getResultList();
		return list;
	}
	
	
	public void deleteSlotsStockItem(SlotsStockItem item) {
		if (item != null)
			em.remove(em.merge(item));
	}
	
	public void saveOrUpdateSlotsStockItem(SlotsStockItem item) {
		if (item != null) {
			em.persist(em.merge(item));
		}
	}
}